Back-flow Safety Valve
This valve is mounted on the liquidoid refluence pipeline of the pan pump's outlet of the liquefied petroleum gas station.when front pump pressure exceeds the stipulated valve.the valve will open automatically and lead to safe return of the liquid so that ensures the safe operation of equipments and pipelines.
Thistypeis applicable in liqued phase outlet pipes with operation temperature range of --40 to 80℃, when the inlet and outlet differential pressure is larger than 0.5Mpa. The liquefied Gas will return to the gas rank automatically.
Specification:
1)Size: DN10mm - 600 mm(NPS 1/2"-25");
2)Pressure: 0.06 Mpa~42.0Mpa( 150lb~2500lb);
3)Material of body: WCB, WC6, WC1, WC9, ZGCr5mO, ZG15Cr1Mo1v, CF8, CF8M, CF3, CF3M, 12CrMoV, ZG1Cr18Ni12Mo2Ti, etc.
Thistypeis applicable in liqued phase outlet pipes with operation temperature range of --40 to 80℃, when the inlet and outlet differential pressure is larger than 0.5Mpa. The liquefied Gas will return to the gas rank automatically.
Specification:
1)Size: DN10mm - 600 mm(NPS 1/2"-25");
2)Pressure: 0.06 Mpa~42.0Mpa( 150lb~2500lb);
3)Material of body: WCB, WC6, WC1, WC9, ZGCr5mO, ZG15Cr1Mo1v, CF8, CF8M, CF3, CF3M, 12CrMoV, ZG1Cr18Ni12Mo2Ti, etc.
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